cliche-scheduler/test/scheduler.js

Job queue and scheduler for cliche.js

const { expect } = require('chai');
const path = require('path');
const Scheduler = require('../');

describe('cliche-scheduler', () => {
  it('should instantiate Scheduler', () => {
    const scheduler = new Scheduler();

    expect(scheduler).to.be.an.instanceof(Scheduler);
  });

    it('should instantiate Scheduler with a custom namespace', () => {
      const scheduler = new Scheduler('custom');

      expect(scheduler).to.be.an.instanceof(Scheduler);
    });

  it('should load jobs from directory', () => {
    const scheduler = new Scheduler();
    const jobsDir = path.join(__dirname, 'jobs');

    scheduler.loadJobs(jobsDir);

    expect(scheduler);
  });

  it('should schedule a job', done => {
    const scheduler = new Scheduler();
    const jobsDir = path.join(__dirname, 'jobs');

    scheduler.loadJobs(jobsDir);

    scheduler.schedule('testTask').then(job => {
      expect(job).to.be.an('object');
      expect(job.id).to.be.a('number');

      job.on('complete', () => {
        done();
      });
    });
  });

  it('should schedule a job with a delay', function (done) {
    this.timeout(5000);

    const scheduler = new Scheduler();
    const jobsDir = path.join(__dirname, 'jobs');

    scheduler.loadJobs(jobsDir);

    scheduler.schedule('testTask', {}, 1000).then(job => {
      expect(job).to.be.an('object');
      expect(job.id).to.be.a('number');

      job.on('complete', () => {
        done();
      });
    });
  });

  it('should process jobs scheduled by another instance of the same namespace', done => {
    const scheduler1 = new Scheduler('namespace');
    const scheduler2 = new Scheduler('namespace');
    const jobsDir = path.join(__dirname, 'jobs');

    scheduler1.loadJobs(jobsDir);

    scheduler2.schedule('testTask', {}).then(job => {
      expect(job).to.be.an('object');
      expect(job.id).to.be.a('number');

      job.on('complete', () => {
        done();
      });
    });
  });
});